Keen's adventure ready Rose Sandals feature multidirectional traction to enhance control and stability through gurgling streams or rushing rivers. . Metatomical EVA molded footbed cradles the natural contours of your foot and provides excellent arch support and flexibility. Nonmarking rubber outsole with multidirectional lug pattern for increased traction. Adjustable hook and loop closure for a secure fit. Washable synthetic and polyester webbing upper for quick drying performance. Hydrophobic mesh lining enhances comfort and moisture control. Footbed and hydrophobic lining treated with Aegis Microbe Shield to help control odor, staining, and product deterioration. Women specific fit. Keen finds this style runs pretty true to size. Machine washable, gentle cycle air dry away from heat sources.